100 CRUCIFERAE 



Var. emarglnatus Jcpson comb. n. Caulino leaves auricled or sometimes not auricled ; pods 

 nearly circular, 2 to 2Vj lines lonp, plabrous (rarely pubescent), the wing scarious, destitute of 

 radiating nerves or these very short, deeply or slightly eiuarginate at tlic apex. — Open or openly 

 wooded foothills: Inner Coast Range; Sierra foothills from Calaveras Co. to Madera Co. 



Locs. — Crane Creek, w. Tehama Co., Jcpson 178b; Gwin Mine, Calaveras Co., Jepson 1784; 

 Fresno Flats, Jcpson 12,849; Mt. Diablo, Jcpson 5h, 96G6; Mt. Day, Santa Clara Co., R. J. Smith; 

 Morgan Hill, Jcpson 80c (a transition to T. laciniatus) ; San Emigdio Caiion, Davy 2048a. 



Var. cognatus Jepson var. n. Herbage nearly glabrous, a little glaucous; blades of cauline 

 leaves entire or nearly so; pods orbicular-elliptic, abruptly contracted to a shortly cuncate base, 

 3 lines long, not not<;hed at apex or only slightly. — (Fere glaber, glauciusculus; folia caulina 

 subintegerrima integerrimave ; siliquac orbiculato-ellipticae, basi brcviter cuneata (lin. 3 longa) 

 abrupte contractae, ad apicem fere integcrrimae.) — Pine Log, South Fork Stanislaus River, A. L. 

 Grant 702 (type) ; Lake Eleanor, Tuolumne Co., 4G90 feet, A. L. Grant 1257. 



Var. longistylus Jepson. Style % to % line long (in the species Vs to Y^ line long), per- 

 sistent. — Sierra Nevada, 3000 to 3500 feet, from Mariposa Co. to Tulare Co. 



Locs. — Hetch-Hetchv, Bioletti; Yosemite Valley, Jepson 80b; Tulare Co. foothills, Jepson 

 13,383. 



Refs. — TnYSANOCARPUS ctmviPES Hook. Fl. Bor. Am. 1:69, t. 18 f. A (1830), type loc. 

 Great Falls, Columbia River, Douglas; Jepson, FI. W. Mid. Cal. 225 (1901), ed. 2, 191 (1911), 

 Man. 447, fig. 438 (1925). Var. invohitvs Greene, Fl. Fr. 276 (1891), type loc. Sonoma Co., 

 Bioletti. Var. pidchellus Greene, I.e., type loc. mid. Cal. T. hirtelhis Greene, Pitt. 3:86 (1896), 

 type loc. Dry Creek, Napa Co., Greene. T. afjinis Greene, Pitt. 4:311 (1901), type loc. Santa 

 Catalina Isl., Trash. T. descrtorum Hel. Muhl. 2:47 (1905), type loc. Randsburg, Kern Co., 

 Heller 7681. T. foliosus Hel. I.e., type loc. Girard, Kern Co., Heller 7719. Var. elegans Rob. ; 

 Gray, Syn. Fl. l':114 (1895); Jepson, Man. 447 (1925). T. elegans F. & M. Ind. Sem. Ilort. 

 Petrop. 2:51 (1835), type from Cal.; Hooker, Ic. PI. t. 39 (1836); Jepson Fl. W. Mid. Cal. 225 

 (1901), ed. 2, 191 (1911). T. eurvipes B. & W. Bot. Cal. 1:48 (1876), in part. T. ramosus 

 Greene, Bull. Cal. Acad. 2:390 (1887), type loc. Santa Cruz Isl., Greene. Var. emakginatus 

 Jepson. T. laciniatus var. emarginatus Jepson, Man. 447 (1925). T. emarginatus Greene, Pitt. 

 3:86 (1S96), type loc. summit of Mt. Diablo, Greene; Jepson, Fl. W. Mid. Cal. 225 (1901), 

 ed. 2, 191 (1911). Var. cognatus Jepson. Var. longistylus Jepson, Man. 447 (1925), type loc. 

 foothills of Tulare Co., Jepson 13,383. 



2. T. laciniatus Nutt. Southern Lace-pod. Stem 8 to 15 inches high; herb- 

 age glabrous or the stems sometimes sparingly hirsutulose; leaves thinner than in 

 no. 1, those near the base not forming a dense or persistent rosette; leaf -blades nar- 

 rowly linear or elongated-linear, subentire, saliently and remotely slender-toothed, 

 or deeply pinnatifid into remote narrowly linear segments; cauline leaves without 

 auricles or only slightly auricled; racemes 1 to 8 inches long; pods obovate or 

 elliptic, contracted to a shortly cuneate base or sometimes the base almost stipe- 

 like, distinctly reticulated, commonly but not always glabrous, 1 to 2 lines long; 

 wing entire or crenate-toothed, destitute of rays; pedicels slender, spreading and 

 deflexed. 



Open hills, 50 to 1500 feet: coastal Southern California. South to Lower Cali- 

 fornia. ]\Iar.-]\Iay. It passes by intergrades into T. curv^pes var. emarginatus. 



Locs. — Yridisis Creek, Santa Inez Mts., Jepson 11,920; Elizabeth Lake, Antelope Valley; 

 Ojai, F. W. Hubby 51; Santa Monica hills, Brewer 196; Big Tujunga Canon, San Gabriel Mts., 

 Peirson 599; Millards Canon, San Gabriel Mts., Peirson 59; San Bernardino foothills. Parish; 

 Winchester, Riverside Co. 



Var. crenatus Brew. Wing notched between the ends of the rays. — South Coast Ranges 

 and coastal Southern California. 



Locs. — Mt. Day, Santa Clara Co., J?. J. Smith; Alum Rock, Santa Clara Co., Pendleton 682; 

 San Emigdio Canon, Davy 2048 ; Escondido, C. V. Meyer 87. 



Var. eremicola Jepson nom. n. Leaves moderately toothed or subentire, the cauline not 

 auricled or only moderately auricled; pods suborbicular, not cuneate at base, 2 to 2^/^ lines long, 

 the wing memljranous, without rays. — West side of the Colorado Desert and north to Inyo Co. 



Locs. — Vallecito Canon, e. slope Laguna Mts., Peirson 5942; Blair Valley, e. San Diego Co., 

 Jepson 8692 ; Andreas Canon, Palm Sprs., Mt. San Jacinto, Newlon 439 ; Murray Canon, Mt. San 

 Jacinto, Parish 20,015; Hesperia, Newlon 469a; Ord Mt., Mohave Desert, Hall 4" Chandler 6802; 

 Black Mts., Death Valley, J. T. Howell 8661; Hanaupai Canon, Panamint Range, Jepson 7040; 

 Independence, S. W. Austin 450. 



